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PC87303VUL - Floppy Disk Controller / Keyboard Controller

Download the PC87303VUL datasheet PDF. This datasheet also covers the PC8 variant, as both devices belong to the same floppy disk controller / keyboard controller family and are provided as variant models within a single manufacturer datasheet.

Description

The PC87303VUL is a single chip solution incorporating a Keyboard and PS 2 Mouse Controller (KBC) Real Time Clock (RTC) and most commonly used I O peripherals in ISA EISA and MicroChannel based computers In addition to the KBC and RTC a Floppy Disk Controller (FDC) two full featured UARTs an IEEE 12

Features

  • and high integration of the PC87303 result in several benefits for low cost high performance systems Printed circuit board space savings fewer components on the motherboard and compatibility with the latest industry standard peripherals are only a few of the benefits of using a PC87303 The KBC is fully software compatible with the 8042AH microcontroller It contains system timing control logic custom ROM program memory RAM data memory and 18 programmable I O lines necessary to implement dedicated.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (PC8-7303.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by National Semiconductor (Texas Instruments)

Part Number Description
PC87306 Floppy Disk Controller / Keyboard Controller
PC87307 Plug and Play Compatible
PC87309 Plug and Play Compatible
PC87310 Dual UART
PC87311 Floppy Disk Controller

Full PDF Text Transcription

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PC87303VUL SuperI O Sidewinder Lite Floppy Disk Controller Keyboard Controller Real-Time Clock Dual UARTs IEEE 1284 Parallel Port and IDE Interface PRELIMINARY February 1995 PC87303VUL SuperI O TM Sidewinder Lite Floppy Disk Controller Keyboard Controller Real-Time Clock Dual UARTs IEEE 1284 Parallel Port and IDE Interface General Description The PC87303VUL is a single chip solution incorporating a Keyboard and PS 2 Mouse Controller (KBC) Real Time Clock (RTC) and most commonly used I O peripherals in ISA EISA and MicroChannel based computers In addition to the KBC and RTC a Floppy Disk Controller (FDC) two full featured UARTs an IEEE 1284 compatible parallel port and all the necessary control logic for an IDE interface provides support for most commonly used I O peripherals Standard PC-
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